Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
Name the factors affecting the turning effect of a body
State one factor on which the magnitude of a non-contact force depends. How does it depend on the factor stated by you?.
A car of mass 600 kg is moving with a speed of 10 ms-1 while a scooter of mass 80 kg us moving with a speed of 50 ms-1. Compare their momentum.
Explain the motion of a planet around the sun in a circular path.
Define the moment of force.
One joule is the amount of work done when a force of ......... moves a body through a distance of .......
Define non-contact forces.
Write the expression for calculating the moment of force about a given point.
A uniform metre rule rests horizontally on a knife-edge at the 60 cm mark when a mass of 10 gram is suspended from one end. At which end must this mass be suspended? What is the mass of the rule?
A metal rod AB of length 80 cm is balanced at 45 cm from the end A with 100 gf weights suspended from the two ends.
- If this rod is cut at the center, C, then compare the weight of AC to the weight of BC. (Use >, < or =)
- Give a reason for your answer in (a).
